There are these if you can solve the power issue, maybe an aftermarket electric drive for your existing bike? https://www.bikesatwork.com/bike-trailers/specifications
If the cargo bike budget becomes too high or unrealistic then I think that's what's I'll have to do
@markairsy1 started
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There are these if you can solve the power issue, maybe an aftermarket electric drive for your existing bike?
https://www.bikesatwork.com/bike-trailers/specifications